lemmy/crates/federate/src/federation_queue_state.rs

64 lines
1.8 KiB
Rust

use crate::util::ActivityId;
use anyhow::Result;
use chrono::{DateTime, TimeZone, Utc};
use diesel::prelude::*;
use diesel_async::RunQueryDsl;
use lemmy_db_schema::{
newtypes::InstanceId,
utils::{get_conn, DbPool},
};
#[derive(Queryable, Selectable, Insertable, AsChangeset, Clone)]
#[diesel(table_name = lemmy_db_schema::schema::federation_queue_state)]
#[diesel(check_for_backend(diesel::pg::Pg))]
pub struct FederationQueueState {
pub instance_id: InstanceId,
pub last_successful_id: ActivityId, // todo: i64
pub fail_count: i32,
pub last_retry: DateTime<Utc>,
}
impl FederationQueueState {
/// load state or return a default empty value
pub async fn load(
pool: &mut DbPool<'_>,
instance_id_: InstanceId,
) -> Result<FederationQueueState> {
use lemmy_db_schema::schema::federation_queue_state::dsl::{
federation_queue_state,
instance_id,
};
let conn = &mut get_conn(pool).await?;
Ok(
federation_queue_state
.filter(instance_id.eq(&instance_id_))
.select(FederationQueueState::as_select())
.get_result(conn)
.await
.optional()?
.unwrap_or(FederationQueueState {
instance_id: instance_id_,
fail_count: 0,
last_retry: Utc.timestamp_nanos(0),
last_successful_id: -1, // this value is set to the most current id for new instances
}),
)
}
pub async fn upsert(pool: &mut DbPool<'_>, state: &FederationQueueState) -> Result<()> {
use lemmy_db_schema::schema::federation_queue_state::dsl::{
federation_queue_state,
instance_id,
};
let conn = &mut get_conn(pool).await?;
state
.insert_into(federation_queue_state)
.on_conflict(instance_id)
.do_update()
.set(state)
.execute(conn)
.await?;
Ok(())
}
}